Usher & Ex-Wife Square Off in Court Over Child Custody [LIVE]

and his ex-wife Tameka are back at war over custody of their two sons — after one nearly drowned in a pool this week — and they”re both expected in court today to fire the first shots … we”re streaming live.

As we reported, Usher currently has primary custody — but Tameka wants to change that, claiming Usher isn”t an attentive father … and this week”s accident is proof.

The emergency child custody hearing is set to begin at 11AM PST/2PM EST.